CN108403198A - A kind of posterior wall of acetabulum bone plate - Google Patents
A kind of posterior wall of acetabulum bone plate Download PDFInfo
- Publication number
- CN108403198A CN108403198A CN201810269625.6A CN201810269625A CN108403198A CN 108403198 A CN108403198 A CN 108403198A CN 201810269625 A CN201810269625 A CN 201810269625A CN 108403198 A CN108403198 A CN 108403198A
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- Prior art keywords
- bone
- synthetism
- plate body
- bone plate
- plate
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8061—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/809—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates with bone-penetrating elements, e.g. blades or prongs
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
The invention discloses a kind of posterior wall of acetabulum bones plate, the side of the synthetism plate body is provided with several edge teeths, simultaneously fixed jaw is formed in the end far from the synthetism plate body of edge teeth, the fixed jaw described in this way can drive it to be applied with grasping force to bone face while screw fixation bone fracture plate, make what bone plate was more prone to be fixed on acetabular bone outer wall, avoids the puzzlement of selection screw；Further, the edge teeth is formed with card slot, in this way, because the shape of acetabular bone outer wall, makes a part for acetabular bone outer wall be stuck in card slot, make the more fastening of plate fixation in this way；Further, the arc-shaped transition in trough rim junction of the card slot, reducing acute angle stimulates the transition of bone facial bone film, reduces the secondary pain of patient, improves the healing rate of patient.
Description
Technical field
The present invention relates to bone plate the field of medical instrument technology, and in particular to a kind of posterior wall of acetabulum bone plate.
Background technology
Hipbone is made of ilium, ischium and pubis three parts, and lateral surface deep nest there are one big becomes acetabular bone, hip
Mortar forms hip joint with femoral head.Acetabular bone is the important component of hip joint, and internal includes facies lunata and acetabular fossa.Due to
Hip joint bears a heavy burden big, and mobility is big, therefore is easy to damage, and fracture of acetabulum can by pubis when pelvic fracture, ischium or
Fracture of ilium and involve acetabular bone, also can be caused by hip joint central dislocation.After the fracture line of Acetabular posterior wall fracture involves acetabular bone
Edge or mortar top heavy burden area will influence the stability of hip joint when sclerite is more than the 40% of posterior wall of acetabulum, cause femoral head de-
Position.
Currently, because be not exclusively used in posterior wall of acetabulum comminuted fracture still in clinical application encloses joint elasticity bone plate,
Therefore other position miniplates are mostly applied to posterior wall of acetabulum comminuted fracture after the processing such as pruned, bending, moulding, it is this
Mode disadvantage is apparent, needs in art to be carried out according to bone shape repeatedly moulding, causes operating time long, bleeding is more, and operation is concurrent
Disease is more, and surgical staff also determines attaching degree of the bone plate to bone to the moulding degree of steel plate, or even decides operation
Success or failure.
Chinese patent literature CN104224293A discloses a kind of combined type fixator for fixing Acetabular posterior wall fracture,
During the fixator use, how to select the screw of appropriate length most important, still, due to the fixator shape with
And the special construction on posterior wall of acetabulum mortar top, too long or too short screw is all less suitable, after screw length is suitable, fixator
Fixed effect cannot achieve, and cause sclerite fixed, is increased so as to cause operating difficulty, is postoperative fixed unstable
It is fixed.To solve the above-mentioned problems, Chinese patent literature CN206424136U discloses a kind of posterior wall of acetabulum and encloses joint elasticity synthetism
Plate and combined type internal fixation device are consolidated bone plate by the way that anchoring thorn is arranged on bone plate and increases combined type internal fixation device
It is scheduled on hipbone rear wall, but this structure greatly increases the secondary pain of patient, and need this knot of increase fixator
Structure increases additional burden on hipbone rear wall on original injured hipbone rear wall.
Invention content
In order to solve the above technical problems, the present invention provides a kind of posterior wall of acetabulum bones plate comprising：It is provided with several solid
Determine the synthetism plate body in hole, has for being attached to the positive of bone surface and backwards to the positive back side, in the bone plate
The side of main body is provided with several edge teeths, and fixed jaw is formed in the end far from the synthetism plate body of edge teeth.
Further, the edge teeth is formed with card slot.
Further, the arc-shaped transition in trough rim junction of the card slot.
Further, the angle [alpha] between the surface of the edge teeth and the back side of the synthetism plate body is 15-20 degree.
Further, the back side of the synthetism plate body is formed with two inclined surface, and inclination angle beta is 10-15 degree.
Further, the front of the synthetism plate body is formed with arcwall face.
Further, the both sides of the synthetism plate body are in concave arc transition connection design.
Further, the synthetism plate body further includes the first extension and the second extension, first extension and
When two extensions are fixed, the bone that is fixed on except posterior wall of acetabulum.
Further, it is formed on the side of the synthetism plate body between two adjacent edge uncinus and hole is auxiliarily fixed, it is described
Hole is auxiliarily fixed and is formed with opening.
The above technical solution of the present invention has the following advantages over the prior art：
(1) posterior wall of acetabulum bone plate of the invention, is provided with several edge teeths, simultaneously in the side of the synthetism plate body
It is formed with fixed jaw in the end far from the synthetism plate body of edge teeth, the fixed jaw described in this way can be fixed in screw
It drives it to be applied with grasping force to bone face while bone plate, makes what bone plate was more prone to be fixed on acetabular bone outer wall, avoid
The puzzlement of selection screw；Further, the edge teeth is formed with card slot, in this way, because the shape of acetabular bone outer wall, makes outside acetabular bone
A part for wall is stuck in card slot, makes the more fastening of plate fixation in this way；Further, the trough rim junction of the card slot is in
Arc-shaped transition, reducing acute angle stimulates the transition of bone facial bone film, reduces the secondary pain of patient, improves the healing speed of patient
Degree.
(2) posterior wall of acetabulum bone plate of the invention, between the surface of the edge teeth and the back side of the synthetism plate body
Angle [alpha] be 15-20 degree；The back side of the synthetism plate body is formed with two inclined surface, and such gradient design can be maximum
Stimulation of the reduction synthetism plate surface of limit to musculature；The front of the synthetism plate body is formed with arcwall face, arcwall face
Bone plate, which can be further reduced, stimulates the transition of bone facial bone film.
(3) both sides of posterior wall of acetabulum bone plate of the invention, the synthetism plate body are designed in concave arc transition connection, this
Sample, the both sides of the synthetism plate body substantially undulate are arranged, and have not only facilitated moulding, but also protect nail hole, increase and connect
The firmness of bone plate.
(4) posterior wall of acetabulum bone plate of the invention, the synthetism plate body further include the first extension and the second extension,
When first extension and the second extension are fixed, the bone being fixed on except posterior wall of acetabulum, this avoid bones plate only
The phenomenon that being fixed on hipbone rear wall, because of the relatively thin needs of hipbone rear wall additional the phenomenon that increasing fixator and being difficult to select screw.
Description of the drawings
It, below will be in specific implementation mode in order to illustrate more clearly of the technical solution in the specific embodiment of the invention
Required attached drawing does simple introduction, it should be apparent that, the accompanying drawings in the following description is some embodiment party of the present invention
Formula without creative efforts, can also obtain according to these attached drawings for those of ordinary skill in the art
To other attached drawings.
Fig. 1 is the front view of bone plate of the present invention；
Fig. 2 is the vertical view of Fig. 1；
Fig. 3 is the A-A direction views in Fig. 2；
Fig. 4 is the B-B direction view in Fig. 2；
Fig. 5 is the stereogram of bone plate of the present invention；
Fig. 6 is the structure chart that bone plate of the present invention is attached on hipbone rear wall；
Fig. 7 is a kind of structure chart of bone plate of the present invention；
Fig. 8 is C-C direction views in Fig. 7；
Reference numeral is expressed as in figure：1- synthetism plate bodies；2- edge teeths；3- fixed jaws；4- card slots；The inclined surface 5-；6-
Arcwall face；7- concave arcs；The first extensions of 8-；The second extensions of 9-；Hole is auxiliarily fixed in 10-.
Specific implementation mode
Clear, complete description is carried out to present disclosure below in conjunction with the accompanying drawings, it is clear that described embodiment is this
A part of the embodiment of invention, instead of all the embodiments.Occupy the embodiment in the present invention, those of ordinary skill in the art
The other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment 1
As Figure 1-Figure 5, the present embodiment provides a kind of posterior wall of acetabulum bones plate comprising：It is provided with several mounting holes
Synthetism plate body 1, have for being attached to the positive of bone surface and backwards to the positive back side, in the synthetism plate body
1 side is provided with several edge teeths 2, and the quantity of the edge teeth 2 is not done specific limitation, preferably 5, is uniformly spaced in
The side of synthetism plate body 1, meanwhile, it is formed with fixed jaw 3 in the end far from the synthetism plate body 1 of edge teeth 2, it is described
The shape and structure of fixed jaw 3 are not particularly limited, and can are protrusions, can are croziers, be can also be certainly on the side
The lower face grooving of uncinus 2 so that the edge of the edge teeth 2 forms fixed jaw 3, in the present embodiment, 2 shape of the edge teeth
At card slot 3, the cross section structure of the card slot 3 is not particularly limited, it is preferred that its section is trapezoidal, and the trough rim of the card slot 3
Junction is arc-shaped transition.
Further, the global shape of the edge teeth 2 is not particularly limited, it is preferred that its global shape is trapezoidal, and remote
End from the synthetism plate body 1 is microcephaly；Between the surface of the edge teeth 2 and the back side of the synthetism plate body 1
Angle [alpha] be 15-20 degree, preferably 18 degree；1 back side of synthetism plate body is formed with two inclined surface 5, inclination angle beta 10-15
Degree, preferably 13 degree, further, two inclined surface 5 along the mounting hole line of centres be symmetrical arranged, and with the remaining back side formation with
The vertical section of the mounting hole line of centres is trapezoidal；The front of the synthetism plate body 1 is formed with arc face 6, which can
Can also be partial elevational to be entire front, in the present embodiment, the length of the arcwall face 6 is entire synthetism plate body 1
Length, and, as shown in figure 4, the line between the camber line two-end-point that the arcwall face 6 is formed is less than the width of synthetism plate body 1；Institute
The both sides of synthetism plate body 1 are stated in 7 transition of concave arc connection design, such design is more prone to moulding, meanwhile, at two edges
The side of synthetism plate body 1 between tooth 2 is also to be designed in concave arc, and further, hole 10 is auxiliarily fixed in concave arc formation, described auxiliary
Mounting hole 10 is helped to be formed with opening.
Further, the synthetism plate body 1 further includes the first extension 8 and the second extension 9, as shown in fig. 6, described
When one extension 8 and the second extension 9 are fixed, the bone being fixed on except posterior wall of acetabulum, meanwhile, second extension 9 with
The mounting hole of the junction of the synthetism plate body 1 is strip, different and remaining mounting hole shape, such strip
Deformation of mounting hole when moulding does not influence the normal fastening of screw, meanwhile, it is capable to preferably fix bone plate；More into one
Step, on first extension, 8 and second extension 9, in addition to the concave arc of both sides designs, far from edge teeth 2 end and
Its both sides is also inclined surface design, meanwhile, the inclination angle beta of both sides is 10-15 degree, the both sides of first extension 8
The chamfered design in lower part of inclined surface makes the smooth of the edge, reduces the stimulation to soft tissue；Further, as the bone plate
The shape of main body 1 (including first extension, 8 and second extension 9), it is best certainly to meet bone physiology shape, but
It is difficult to realize, can only goes to approach, in the present embodiment, the part for the synthetism plate body 1 being fixed on posterior wall of acetabulum is in substantially
Arc (close to the shape of posterior wall of acetabulum) designs, and the first extension 8 extends along above-mentioned curved cut line, the second extension 9 and fixation
The angled design in part of synthetism plate body 1 on posterior wall of acetabulum, when specifically used, then is finely tuned, and certainly, can also be made
Planar, when use, carries out moulding again.
It should be noted that due to the symmetrical structure of pelvis, so, edge 2 can also be in the another of the synthetism plate body 1
Side；The mounting hole, strip mounting hole and be auxiliarily fixed hole shape can be it is in the prior art it is any be suitable for bone
Screw fixed hole on plate, such as straight hole can also be following shape：As shown in Fig. 3,4,7,8, it is two layers of perforation, leans on
One layer of nearly bone face is straight hole, the side wall in one layer of the hole far from bone face for spherical cambered surface or the spherical cambered surface of several connections are connected and
At facilitating the fixation of spheric nut or hemispherical nut.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (9)
1. a kind of posterior wall of acetabulum bone plate, which is characterized in that including：
It is provided with the synthetism plate body of several mounting holes, is had for being attached to the positive of bone surface and backwards to the positive back of the body
Face is provided with several edge teeths in the side of the synthetism plate body, in the end far from the synthetism plate body of edge teeth
It is formed with fixed jaw.
2. bone plate according to claim 1, which is characterized in that the edge teeth is formed with card slot.
3. bone plate according to claim 2, which is characterized in that the arc-shaped transition in trough rim junction of the card slot.
4. according to any bones plate of claim 1-3, which is characterized in that the surface of the edge teeth and the bone plate
Angle [alpha] between the back side of main body is 15-20 degree.
5. bone plate according to claim 4, which is characterized in that the back side of the synthetism plate body is formed with two inclinations
Face, inclination angle beta are 10-15 degree.
6. bone plate according to claim 5, which is characterized in that the front of the synthetism plate body is formed with arcwall face.
7. bone plate according to claim 6, which is characterized in that the synthetism plate body further includes the first extension and
Two extensions, when first extension and the second extension are fixed, the bone that is fixed on except posterior wall of acetabulum.
8. bone plate according to claim 7, which is characterized in that the both sides of the synthetism plate body are connected in concave arc transition
Design.
9. bone plate according to claim 8, which is characterized in that the synthetism plate body between two adjacent edge uncinus
Side on formed hole is auxiliarily fixed, the hole that is auxiliarily fixed is formed with opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810269625.6A CN108403198A (en) | 2018-03-29 | 2018-03-29 | A kind of posterior wall of acetabulum bone plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810269625.6A CN108403198A (en) | 2018-03-29 | 2018-03-29 | A kind of posterior wall of acetabulum bone plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108403198A true CN108403198A (en) | 2018-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810269625.6A Pending CN108403198A (en) | 2018-03-29 | 2018-03-29 | A kind of posterior wall of acetabulum bone plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108403198A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109730757A (en) * | 2018-11-05 | 2019-05-10 | 大泗医疗生物科技有限公司 | Calcaneum lockplate and calcaneum location structure |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2143965Y (en) * | 1992-02-15 | 1993-10-20 | 海军总医院 | Hyperbolic tooth base pressing steel plate for fixation of fracture |
| CN101224130A (en) * | 2008-01-29 | 2008-07-23 | 张英泽 | Dissection armor plate for locking wall agnail angle after acetabulum |
| CN101427949A (en) * | 2007-11-06 | 2009-05-13 | 阎德强 | Acetabulum device |
| CN102283702A (en) * | 2011-08-11 | 2011-12-21 | 张英泽 | Acetabulum reconstruction plate for effectively fixing acetabular posterior wall fracture |
| CN103690235A (en) * | 2013-12-27 | 2014-04-02 | 杨鹏 | Acetabular anterior wall combined cubic anatomic steel plate |
| CN104739497A (en) * | 2015-04-02 | 2015-07-01 | 王维山 | Anatomical locked hook plate with memory alloy |
| CN206381231U (en) * | 2016-08-30 | 2017-08-08 | 林列 | A kind of acetabular bone wall locks combined steel plate |
| CN206381232U (en) * | 2016-08-31 | 2017-08-08 | 马献忠 | Acetabular anterior column fracture anatomy type locking bone fracture plate |
| CN208769964U (en) * | 2018-03-29 | 2019-04-23 | 江苏百易得医疗科技有限公司 | A kind of posterior wall of acetabulum bone plate |
-
2018
- 2018-03-29 CN CN201810269625.6A patent/CN108403198A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2143965Y (en) * | 1992-02-15 | 1993-10-20 | 海军总医院 | Hyperbolic tooth base pressing steel plate for fixation of fracture |
| CN101427949A (en) * | 2007-11-06 | 2009-05-13 | 阎德强 | Acetabulum device |
| CN101224130A (en) * | 2008-01-29 | 2008-07-23 | 张英泽 | Dissection armor plate for locking wall agnail angle after acetabulum |
| CN102283702A (en) * | 2011-08-11 | 2011-12-21 | 张英泽 | Acetabulum reconstruction plate for effectively fixing acetabular posterior wall fracture |
| CN103690235A (en) * | 2013-12-27 | 2014-04-02 | 杨鹏 | Acetabular anterior wall combined cubic anatomic steel plate |
| CN104739497A (en) * | 2015-04-02 | 2015-07-01 | 王维山 | Anatomical locked hook plate with memory alloy |
| CN206381231U (en) * | 2016-08-30 | 2017-08-08 | 林列 | A kind of acetabular bone wall locks combined steel plate |
| CN206381232U (en) * | 2016-08-31 | 2017-08-08 | 马献忠 | Acetabular anterior column fracture anatomy type locking bone fracture plate |
| CN208769964U (en) * | 2018-03-29 | 2019-04-23 | 江苏百易得医疗科技有限公司 | A kind of posterior wall of acetabulum bone plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109730757A (en) * | 2018-11-05 | 2019-05-10 | 大泗医疗生物科技有限公司 | Calcaneum lockplate and calcaneum location structure |
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